Lavatory treatment device



FIG. 1 is a front and side perspective view of a lavatory treatment device; and,

FIG. 2 is a front side elevational view thereof;

FIG. 3 is a rear side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The portions of the depicted designs indicated in broken lines form no part of the claimed designs. 

CLAIM The ornamental design for the lavatory treatment device, as shown and described. 